Home / 47,128.48-65,035.66-25,907.60

Finding the Fourth Proportional to 47,128.48, 65,035.66 and 25,907.60

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Solution

The fourth proportional to 47,128.48, 65,035.66 and 25,907.60 is: 35,751.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,128.48 : 65,035.66 = 25,907.60 : x
  2. Step 2: Convert to fraction form
    47,128.48/65,035.66 = 25,907.60/x
  3. Step 3: Cross multiply
    47,128.48x = 65,035.66 × 25,907.60
  4. Step 4: Simplify right side
    47,128.48x = 1,684,917,865.02
  5. Step 5: Solve for x
    x = 1,684,917,865.02/47,128.48
  6. Step 6: Final answer
    x = 35,751.59

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.